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He, Wei; Wolfe, Edward W. – Educational and Psychological Measurement, 2012
In administration of individually administered intelligence tests, items are commonly presented in a sequence of increasing difficulty, and test administration is terminated after a predetermined number of incorrect answers. This practice produces stochastically censored data, a form of nonignorable missing data. By manipulating four factors…
Descriptors: Individual Testing, Intelligence Tests, Test Items, Test Length
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Willson, Victor L.; Reynold, Cecil R. – Educational and Psychological Measurement, 1985
Techniques for constructing short forms of tests are discussed, and an example is given using the Wechsler Adult Intelligence Scale-Revised. Reliability and validity estimation equations are presented. (GDC)
Descriptors: Adults, Individual Testing, Intelligence Tests, Norm Referenced Tests